XHProf: Hierarchical Profiler Report

Diff Report: Run #519ff7ed8fdf9: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #519ff921aa26d: XHProf Run (Namespace=drupal-perf-ezeedub)
Tip: Click a function name below to drill down.

Drupal\Core\Cache\DatabaseBackend::checksumTags	Run #519ff7ed8fdf9	Run #519ff921aa26d	Diff	Diff%
Number of Function Calls	90	91	1	1.1%
Incl. Wall Time (microsec)	6,572	6,592	20	0.3%
Incl. Wall Time (microsec) per call	73	72	-1	-0.8%
Excl. Wall Time (microsec)	2,209	2,247	38	1.7%
Incl. CPU (microsecs)	8,000	0	-8,000	-100.0%
Incl. CPU (microsecs) per call	89	0	-89	-100.0%
Excl. CPU (microsec)	4,000	0	-4,000	-100.0%
Incl. MemUse (bytes)	34,912	35,172	260	0.7%
Incl. MemUse (bytes) per call	388	387	-1	-0.4%
Excl. MemUse (bytes)	-52,632	-53,568	-936	-1.8%
Incl. PeakMemUse (bytes)	45,556	45,680	124	0.3%
Incl. PeakMemUse (bytes) per call	506	502	-4	-0.8%
Excl. PeakMemUse (bytes)	7,752	7,808	56	0.7%

Function Name	Calls Diff	Calls Diff%	Incl. Wall Diff (microsec)	IWall Diff%	Incl. CPU Diff (microsec)	ICpu Diff%	Incl. MemUse Diff (bytes)	IMemUse Diff%	Incl. PeakMemUse Diff (bytes)	IPeakMemUse Diff%
*Current Function*
Drupal\Core\Cache\DatabaseBackend::checksumTags	1	25.0%	20	0.4%	-8,000	-100.0%	260	1.5%	124	0.6%
Exclusive Metrics Diff for Current Function			38	190.0%	-4,000	-50.0%	-936	-360.0%	56	45.2%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::prepareItem	1	100.0%	13	65.0%	-8,000	-100.0%	260	100.0%	124	100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@1	0	0.0%	7	35.0%	0	0.0%	0	0.0%	0	0.0%
*Child functions*
drupal_static	1	33.3%	-33	-165.0%	-4,000	-50.0%	0	0.0%	0	0.0%
array_diff	1	33.3%	9	45.0%	0	0.0%	48	18.5%	-8	-6.5%
array_keys	1	33.3%	4	20.0%	0	0.0%	1,148	441.5%	76	61.3%
array_fill_keys	0	0.0%	0	0.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Connection::query	0	0.0%	5	25.0%	0	0.0%	0	0.0%	0	0.0%
Drupal\Core\Database\Statement::fetchAllAssoc	0	0.0%	-3	-15.0%	0	0.0%	0	0.0%	0	0.0%